2340647 has 4 divisors (see below), whose sum is σ = 2390496. Its totient is φ = 2290800.

The previous prime is 2340617. The next prime is 2340659. The reversal of 2340647 is 7460432.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2340647 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2340607) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24854 + ... + 24947.

It is an arithmetic number, because the mean of its divisors is an integer number (597624).

2^2340647 is an apocalyptic number.

2340647 is a deficient number, since it is larger than the sum of its proper divisors (49849).

2340647 is an equidigital number, since it uses as much as digits as its factorization.

2340647 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49848.

The product of its (nonzero) digits is 4032, while the sum is 26.

The square root of 2340647 is about 1529.9173180274. The cubic root of 2340647 is about 132.7736742888.

The spelling of 2340647 in words is "two million, three hundred forty thousand, six hundred forty-seven".